1 ; RUN: llc < %s -O0 | FileCheck %s
3 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
4 target triple = "i686-unknown-linux-gnu"
6 @glbl = extern_weak constant i8
8 declare i64 @llvm.expect.i64(i64, i64)
12 %tmp = call i64 @llvm.expect.i64(i64 zext (i1 icmp eq (ptr @glbl, ptr null) to i64), i64 0)
13 %tmp2 = icmp ne i64 %tmp, 0
14 br i1 %tmp2, label %bb1, label %bb2